<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>

<a href='2.html' data-pjax='content'>Page 1</a>
<br>
<button id="clickMe">asdf</button>

<div id="content">

</div>

<script src="http://cdn.bootcss.com/jquery/2.2.3/jquery.min.js"></script>
<script src="http://cdn.bootcss.com/Pjax-Standalone/0.6.0/pjax-standalone.min.js"></script>
<script>
    pjax.connect();
</script>
</body>
</html>